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<p>This is the classes of particle relaxation in order to produce body fitted initial particle distribution.  
<a href="#details">More...</a></p>
<div class="textblock"><code>#include &quot;all_particle_dynamics.h&quot;</code><br />
<code>#include &quot;<a class="el" href="base__kernel_8h_source.html">base_kernel.h</a>&quot;</code><br />
<code>#include &quot;<a class="el" href="cell__linked__list_8h_source.html">cell_linked_list.h</a>&quot;</code><br />
<code>#include &quot;all_body_relations.h&quot;</code><br />
<code>#include &quot;<a class="el" href="general__dynamics_8h_source.html">general_dynamics.h</a>&quot;</code><br />
</div>
<p><a href="relax__dynamics_8h_source.html">Go to the source code of this file.</a></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="nested-classes"></a>
Classes</h2></td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_s_p_h_1_1relax__dynamics_1_1_get_time_step_size_square.html">SPH::relax_dynamics::GetTimeStepSizeSquare</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">relaxation dynamics for particle initialization computing the square of time step size  <a href="class_s_p_h_1_1relax__dynamics_1_1_get_time_step_size_square.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_s_p_h_1_1relax__dynamics_1_1_relaxation_acceleration_inner.html">SPH::relax_dynamics::RelaxationAccelerationInner</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">simple algorithm for physics relaxation without considering contact interaction. this is usually used for solid like bodies  <a href="class_s_p_h_1_1relax__dynamics_1_1_relaxation_acceleration_inner.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_s_p_h_1_1relax__dynamics_1_1_relaxation_acceleration_inner_with_level_set_correction.html">SPH::relax_dynamics::RelaxationAccelerationInnerWithLevelSetCorrection</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">we constrain particles to a level function representing the interafce.  <a href="class_s_p_h_1_1relax__dynamics_1_1_relaxation_acceleration_inner_with_level_set_correction.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_s_p_h_1_1relax__dynamics_1_1_update_particle_position.html">SPH::relax_dynamics::UpdateParticlePosition</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">update the particle position for a time step  <a href="class_s_p_h_1_1relax__dynamics_1_1_update_particle_position.html#details">More...</a><br /></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_s_p_h_1_1relax__dynamics_1_1_update_smoothing_length_ratio_by_body_shape.html">SPH::relax_dynamics::UpdateSmoothingLengthRatioByBodyShape</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">update the particle smoothing length ratio  <a href="class_s_p_h_1_1relax__dynamics_1_1_update_smoothing_length_ratio_by_body_shape.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_s_p_h_1_1relax__dynamics_1_1_relaxation_acceleration_complex.html">SPH::relax_dynamics::RelaxationAccelerationComplex</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">compute relaxation acceleration while consider the present of contact bodies with considering contact interaction this is usually used for fluid like bodies  <a href="class_s_p_h_1_1relax__dynamics_1_1_relaxation_acceleration_complex.html#details">More...</a><br /></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_s_p_h_1_1relax__dynamics_1_1_shape_surface_bounding.html">SPH::relax_dynamics::ShapeSurfaceBounding</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">constrain surface particles by map contrained particles to geometry face and r = r + phi * norm (vector distance to face)  <a href="class_s_p_h_1_1relax__dynamics_1_1_shape_surface_bounding.html#details">More...</a><br /></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_s_p_h_1_1relax__dynamics_1_1_constraint_surface_particles.html">SPH::relax_dynamics::ConstraintSurfaceParticles</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">constrain surface particles by map contrained particles to geometry face and r = r + phi * norm (vector distance to face)  <a href="class_s_p_h_1_1relax__dynamics_1_1_constraint_surface_particles.html#details">More...</a><br /></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_s_p_h_1_1relax__dynamics_1_1_relaxation_step_inner.html">SPH::relax_dynamics::RelaxationStepInner</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">carry out particle relaxation step of particles within the body  <a href="class_s_p_h_1_1relax__dynamics_1_1_relaxation_step_inner.html#details">More...</a><br /></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_s_p_h_1_1relax__dynamics_1_1_relaxation_acceleration_complex_with_level_set_correction.html">SPH::relax_dynamics::RelaxationAccelerationComplexWithLevelSetCorrection</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">compute relaxation acceleration while consider the present of contact bodies with considering contact interaction this is usually used for fluid like bodies we constrain particles with a level-set correction function when the fluid boundary is not contacted with solid.  <a href="class_s_p_h_1_1relax__dynamics_1_1_relaxation_acceleration_complex_with_level_set_correction.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_s_p_h_1_1relax__dynamics_1_1_relaxation_step_complex.html">SPH::relax_dynamics::RelaxationStepComplex</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">carry out particle relaxation step of particles within multi bodies  <a href="class_s_p_h_1_1relax__dynamics_1_1_relaxation_step_complex.html#details">More...</a><br /></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_s_p_h_1_1relax__dynamics_1_1_shell_mid_surface_bounding.html">SPH::relax_dynamics::ShellMidSurfaceBounding</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">constrain particles by constraining particles to mid-surface. Note that level_set_refinement_ratio should be smaller than particle_spacing_ref_ / (0.05 * thickness_) because if level_set_refinement_ratio &gt; particle_spacing_ref_ / (0.05 * thickness_), there will be no level set field.  <a href="class_s_p_h_1_1relax__dynamics_1_1_shell_mid_surface_bounding.html#details">More...</a><br /></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_s_p_h_1_1relax__dynamics_1_1_shell_normal_direction_prediction.html">SPH::relax_dynamics::ShellNormalDirectionPrediction</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">prodict the normal direction of shell particles.  <a href="class_s_p_h_1_1relax__dynamics_1_1_shell_normal_direction_prediction.html#details">More...</a><br /></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_s_p_h_1_1relax__dynamics_1_1_shell_relaxation_step_inner.html">SPH::relax_dynamics::ShellRelaxationStepInner</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">carry out particle relaxation step of particles within the shell body  <a href="class_s_p_h_1_1relax__dynamics_1_1_shell_relaxation_step_inner.html#details">More...</a><br /></td></tr>
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typedef DataDelegateSimple&lt; SPHBody, BaseParticles &gt;&#160;</td><td class="memItemRight" valign="bottom"><b>SPH::relax_dynamics::RelaxDataDelegateSimple</b></td></tr>
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typedef DataDelegateInner&lt; SPHBody, BaseParticles &gt;&#160;</td><td class="memItemRight" valign="bottom"><b>SPH::relax_dynamics::RelaxDataDelegateInner</b></td></tr>
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typedef DataDelegateComplex&lt; SPHBody, BaseParticles, BaseMaterial, SPHBody, BaseParticles &gt;&#160;</td><td class="memItemRight" valign="bottom"><b>SPH::relax_dynamics::RelaxDataDelegateComplex</b></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>This is the classes of particle relaxation in order to produce body fitted initial particle distribution. </p>
<dl class="section author"><dt>Author</dt><dd>Chi ZHang and Xiangyu Hu </dd></dl>
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